Typhoon Bluetooth 56K wireless modem kit. Modem speed: 56 Kbit/s, Chipset: CSR BlueCore 2. Upstream data rate: 0.723 Mbit/s. Data link protocols: ISM. Minimum system requirements: -USB port -Pocket PC, add-on Bluetooth Adapter -Palm Tungsten T -CD-ROM drive, Minimum processor: Intel Pentium II+, Minimum RAM: 64 MB. Operating temperature range (T-T): 0 - 50 °C, Operating relative humidity range: 10 - 90 %, Storage temperature range (T-T): -20 - 90 °C